FileInfo


1   /*
2    * Copyright (C) 2005 Alfresco, Inc.
3    *
4    * Licensed under the Mozilla Public License version 1.1 
5    * with a permitted attribution clause. You may obtain a
6    * copy of the License at
7    *
8    *   http://www.alfresco.org/legal/license.txt
9    *
10   * Unless required by applicable law or agreed to in writing,
11   * software distributed under the License is distributed on an
12   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
13   * either express or implied. See the License for the specific
14   * language governing permissions and limitations under the
15   * License.
16   */
17  package org.alfresco.service.cmr.model;
18  
19  import java.io.Serializable  ;
20  import java.util.Date  ;
21  import java.util.Map  ;
22  
23  import org.alfresco.service.cmr.repository.ContentData;
24  import org.alfresco.service.cmr.repository.NodeRef;
25  import org.alfresco.service.namespace.QName;
26  
27  /**
28   * Common file information.  The implementations may store the properties for the lifetime
29   * of this instance; i.e. the values are transient and can be used as read-only values for
30   * a short time only.
31   * 
32   * @author Derek Hulley
33   */
34  public interface FileInfo
35  {
36      /**
37       * @return Returns a reference to the low-level node representing this file
38       */
39      public NodeRef getNodeRef();
40      
41      /**
42       * @return Return true if this instance represents a folder, false if this represents a file
43       */
44      public boolean isFolder();
45      
46      /**
47       * @return Returns the name of the file or folder within the parent folder
48       */
49      public String   getName();
50      
51      /**
52       * @return Returns the date the node was created
53       */
54      public Date   getCreatedDate();
55      
56      /**
57       * @return Returns the modified date
58       */
59      public Date   getModifiedDate();
60      
61      /**
62       * Get the content data.  This is only valid for {@link #isFolder() files}.
63       * 
64       * @return Returns the content data
65       */
66      public ContentData getContentData();
67      
68      /**
69       * @return Returns all the node properties
70       */
71      public Map  <QName, Serializable  > getProperties();
72  }
73
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